// Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

library vmservice_dartium;

import 'dart:isolate';
import 'vmservice.dart';

// The receive port that isolate startup / shutdown messages are delivered on.
RawReceivePort _receivePort;
// The receive port that service request messages are delivered on.
RawReceivePort _requestPort;

// The native method that is called to post the response back to DevTools.
void postResponse(String response, int cookie) native "VMService_PostResponse";

void handleRequest(service, String uri, cookie) {
  var serviceRequest = new ServiceRequest();
  var r = serviceRequest.parse(Uri.parse(uri));
  if (r) {
    var f = service.runningIsolates.route(serviceRequest);
    assert(f != null);
    f.then((_) {
      postResponse(serviceRequest.response, cookie);
    }).catchError((e) {
      // Error posting response back to Dartium.
    });
    return;
  }
  postResponse(serviceRequest.response, cookie);
}

main() {
  // Create VmService.
  var service = new VMService();
  _receivePort = service.receivePort;
  _requestPort = new RawReceivePort((message) {
    if (message == null) {
      return;
    }
    if (message is! List) {
      return;
    }
    if (message.length != 2) {
      return;
    }
    var uri = message[0];
    if (uri is! String) {
      return;
    }
    var cookie = message[1];
    handleRequest(service, uri, cookie);
  });
}